The endosperm in angiosperm develops from ______.
Thus, the correct answer is option D.
Synergids are ______.
Hence, Option (A) is the correct answer.
Eight nucleate embryo sacs are:
► Megapore is a haploid structure which divides and gives rise to the embryo sac which is also called female gametophyte.
► Eight-nucleate embryo sacs may be:
Hence, the correct option is B.
The endosperm cells in angiosperms are:
Hence, the correct option is B.
In the sixteen-cell stage of the embryo in dicots, the eight protodermal cells show which kind of division?
In the sixteen-cell stage of the embryo in dicots, the eight protodermal cells divide further by anticlinal division to form the embryonic surface layer, while the inner eight cells divide in different planes to form the ground meristem and procambium.
Hence, the correct option is C.
The outermost layer of maize endosperm is known as:
Aleurone is a protein found in protein granules of maturing seeds and tubers. It also describes one of the two major cell types of the endosperm, the aleurone layer. It is the outermost layer of the endosperm.
Structure of Maize Seed:
Hence, the correct option is A.
In Double fertilisation:
Endosperm is consumed by a developing embryo in the seed of ______.
Hence, The correct answer is option (C).
The phenomenon wherein, the ovary develops into a fruit without fertilisation is called ______.
Parthenocarpy (parthenos-virgin, karpos-fruit) is the formation of seedless fruits without fertilization. The fruits developed from unfertilized ovaries are called parthenocarpic fruits.
Fig: Parthenocarpic Fruits
Other options are incorrect because:
Fusion of a male gamete with an egg in the embryo sac is called______.
Hence, the correct option is B.
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